{"id":2725,"date":"2017-02-07T03:51:05","date_gmt":"2017-02-07T03:51:05","guid":{"rendered":"http:\/\/fisicaevestibular.com.br\/novo\/?page_id=2725"},"modified":"2024-09-03T14:28:24","modified_gmt":"2024-09-03T14:28:24","slug":"resolucao-comentada-das-questoes-de-fisica-economia-da-fundacao-getulio-vargas-fgv-sp-2017","status":"publish","type":"page","link":"https:\/\/fisicaevestibular.com.br\/novo\/universidades-2017\/fgv-2017\/resolucao-comentada-das-questoes-de-fisica-economia-da-fundacao-getulio-vargas-fgv-sp-2017\/","title":{"rendered":"Resolu\u00e7\u00e3o comentada das quest\u00f5es de F\u00edsica (ECONOMIA) da Funda\u00e7\u00e3o Get\u00falio Vargas (FGV-SP) 2017"},"content":{"rendered":"<p align=\"CENTER\"><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">Resolu\u00e7\u00e3o comentada das quest\u00f5es de F\u00edsica (ECONOMIA) da <\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">Funda\u00e7\u00e3o Get\u00falio Vargas (FGV-SP) 2017<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">01- <\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>As alternativas (A) e (B) est\u00e3o erradas, pois o gr\u00e1fico <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Sxt fornece apenas a posi\u00e7\u00e3o do m\u00f3vel em cada instante, <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>independente da trajet\u00f3ria <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>do mesmo. <\/b><\/span><\/span><\/span><img fetchpriority=\"high\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_b94f227b.png\" alt=\"\" width=\"321\" height=\"208\" name=\"Imagem 100\" align=\"LEFT\" border=\"0\" hspace=\"12\" \/><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Pelo enunciado o <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>trecho C n\u00e3o \u00e9 arco de par\u00e1bola (reta) <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o que significa que <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>nesse trecho o m\u00f3vel est\u00e1 em repouso numa posi\u00e7\u00e3o qualquer, por exemplo X.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Nos <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>trechos A, B e D <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o movimento \u00e9 um <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>MUV de equa\u00e7\u00e3o S = S<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> + V<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>t + <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_f66e8430.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>onde <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>a<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> \u00e9 a <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>acelera\u00e7\u00e3o<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> que \u00e9 <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>positiva com a concavidade da par\u00e1bola para cima e negativa com a concavidade para baixo.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>R- D<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">02- <\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">Dilata\u00e7\u00e3o do tempo<\/span><\/span><\/span><\/p>\n<p><img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_68204237.png\" alt=\"\" width=\"775\" height=\"306\" name=\"Imagem 101\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_c8298790.png\" alt=\"\" width=\"775\" height=\"127\" name=\"Imagem 102\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>R- B<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">03- <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_760b44ba.png\" alt=\"\" width=\"775\" height=\"83\" name=\"Imagem 103\" align=\"BOTTOM\" border=\"0\" \/><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>R- A <\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">04- <\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Como <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>n\u00e3o houve interfer\u00eancias passivas <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>e, <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>durante o salto apenas a for\u00e7a peso (<\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>for\u00e7a conservativa) realiza trabalho, <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>voc\u00ea pode <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>aplicar o princ\u00edpio da conserva\u00e7\u00e3o da energia mec\u00e2nica, colocando o referencial no solo:<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_d42b35a4.png\" alt=\"\" width=\"775\" height=\"301\" name=\"Imagem 104\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>R- A<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">05- <\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>Se voc\u00ea n\u00e3o domina a teoria ela est\u00e1 a seguir:<\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\"><b>Segunda lei de Kepler (lei das \u00e1reas)<\/b><\/span><\/span><\/span><\/p>\n<p>\u201c<span style=\"color: #c00000;\">\u00a0<\/span><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>O<\/b><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>segmento de reta imagin\u00e1rio<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>que une <\/b><\/span><\/span><\/span><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>centro do Sol ao centro do planeta varre \u00e1reas iguais em per\u00edodos de tempo iguais\u201d\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>A figura abaixo representa um<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>planeta em \u00f3rbita el\u00edptica ao redor do Sol.<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_75702de7.png\" alt=\"\" width=\"720\" height=\"235\" name=\"Imagem 105\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>V<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>12<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>&gt; V<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>34<\/b><\/span><\/span><\/sub><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Essa<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>constante K depende do planeta<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>e recebe o nome de<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>velocidade areolar (velocidade escalar orbital)..<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Observa\u00e7\u00e3o importante: <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Observe que, quando<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>A<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>1<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>= A<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>2<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_ad0eed86.png\" alt=\"\" width=\"20\" height=\"14\" name=\"Imagem 106\" align=\"BOTTOM\" border=\"0\" \/>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u2206t<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>1<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>=\u00a0\u2206t<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>2<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>,<\/b><\/span><\/span><\/span><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>ou seja, para o<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>arco maior (1,2),<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>ser percorrido no<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>mesmo intervalo de tempo que o arco menor (3,4)<\/b><\/span><\/span><\/span><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>, <\/b><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>a <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>velocidade em (1,2)<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>(<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>mais perto do Sol,<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>peri\u00e9lio<\/b><\/span><\/span><\/span><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>)<\/b><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>deve ser maior que a velocidade em (3,4) <\/b><\/span><\/span><\/span><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>(<\/b><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>mais afastado do Sol,<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>af\u00e9lio<\/b><\/span><\/span><\/span><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>).<\/b><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Ent\u00e3o, V<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>12<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>&gt; V<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>34<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>.<\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_cbe9896a.png\" alt=\"\" width=\"679\" height=\"194\" name=\"Imagem 107\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Portanto<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0os<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>planetas aceleram do af\u00e9lio para o peri\u00e9lio e retardam do peri\u00e9lio para o af\u00e9lio.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Ainda, de<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>acordo com essa lei<\/b><\/span><\/span><\/span><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>, <\/b><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>se as<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00f3rbitas forem circulares<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>a<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>velocidade de transla\u00e7\u00e3o ser\u00e1<\/b><\/span><\/span><\/span><span style=\"color: #111111;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>constante<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>e se a \u00f3rbita do planeta tiver<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>raio R<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>e seu\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>per\u00edodo de transla\u00e7\u00e3o for T<\/b><\/span><\/span><\/span><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>, <\/b><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>sua<\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>velocidade<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>areolar<\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>(velocidade escalar orbital)<\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>ser\u00e1 constante <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>e dada por: <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>K = V = A\/\u2206t = \u03c0R<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sup><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>2<\/b><\/span><\/span><\/sup><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> \/T.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>R- E<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">06- <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2f70c83a.png\" alt=\"\" width=\"775\" height=\"65\" name=\"Imagem 108\" align=\"BOTTOM\" border=\"0\" \/><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_e130e1ec.png\" alt=\"\" width=\"775\" height=\"188\" name=\"Imagem 109\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Pot\u00eancia = <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_28c2834.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_84f09222.png\" alt=\"\" width=\"28\" height=\"18\" name=\"Imagem 110\" align=\"BOTTOM\" border=\"0\" \/> <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>60 000 = <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_43aa3f75.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_84f09222.png\" alt=\"\" width=\"28\" height=\"18\" name=\"Imagem 111\" align=\"BOTTOM\" border=\"0\" \/> <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_a7cc13be.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/>= 6, 666 s<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>R- D<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">07- <\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>Capacidade t\u00e9rmica (C) \u2013 Calor espec\u00edfico (c)<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\">\u00a0<span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Define-se\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>capacidade t\u00e9rmica (C) ou capacidade calor\u00edfica\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>de um corpo como sendo o <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>produto da massa desse corpo pelo calor espec\u00edfico da subst\u00e2ncia de que ele \u00e9 constitu\u00eddo, <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>ou seja\u00a0\u00a0<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 112\" align=\"BOTTOM\" border=\"0\" \/>\u00a0\u00a0 <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>C = m.c\u00a0\u00a0<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 113\" align=\"BOTTOM\" border=\"0\" \/>\u00a0 como Q = m.c.\u0394\u03b8\u00a0\u00a0<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 114\" align=\"BOTTOM\" border=\"0\" \/>\u00a0\u00a0Q = C.\u0394\u03b8\u00a0\u00a0<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 115\" align=\"BOTTOM\" border=\"0\" \/>\u00a0 ou\u00a0Q = C.(\u03b8 \u2013 \u03b8<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>).<\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_b435200a.png\" alt=\"\" width=\"456\" height=\"96\" name=\"Imagem 116\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>No caso do exerc\u00edcio <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 117\" align=\"BOTTOM\" border=\"0\" \/><\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> Q = C<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>.<img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_e372ae81.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 118\" align=\"BOTTOM\" border=\"0\" \/> <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_e372ae81.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> = <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_3b5dd403.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/> (I).<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>A <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>dilata\u00e7\u00e3o t\u00e9rmica (varia\u00e7\u00e3o de volume \u2206V) <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>sofrida pelo bloco \u00e9 <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>fornecida por \u2206V = V<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>. <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_fbc00670.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/>.<img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_e372ae81.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>, <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>onde o <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>coeficiente de dilata\u00e7\u00e3o volum\u00e9trica <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_fbc00670.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/> vale 3.<img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_9b0082fe.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/> <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>sendo <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_1d8ae8b1.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b> o coeficiente de dilata\u00e7\u00e3o linear do bloco <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 119\" align=\"BOTTOM\" border=\"0\" \/> <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u2206V = V<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>. <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_238172e4.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/>.<img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_e372ae81.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b> (II).<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>Substituindo <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>(I) em (II) <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 120\" align=\"BOTTOM\" border=\"0\" \/><\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u2206V = V<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>. <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_238172e4.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/>.<img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_3b5dd403.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b> .<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>Portanto, a <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>varia\u00e7\u00e3o de volume <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u2206V<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b> do bloco \u00e9 diretamente proporcional a V<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>, <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_f1436293.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/> e inversamente proporcional a C.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\"><b>R- B<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">08- <\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2e074dca.png\" alt=\"\" width=\"749\" height=\"173\" name=\"Imagem 121\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p align=\"CENTER\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_8c37da95.png\" alt=\"\" width=\"775\" height=\"157\" name=\"Imagem 122\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>R- C<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">09- <\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_4bcefcef.png\" alt=\"\" width=\"775\" height=\"214\" name=\"Imagem 123\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_4e7d7bbd.png\" alt=\"\" width=\"775\" height=\"83\" name=\"Imagem 124\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>R- C<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">10- <\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\">Veja um resumo da teoria:<\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>O\u00a0<\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>ponto P fica em refor\u00e7o\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>(interfer\u00eancia construtiva), o que\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>ocorre quando, no mesmo instante, duas cristas ou dois vales est\u00e3o se superpondo.<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_bef2b1aa.png\" alt=\"\" width=\"774\" height=\"281\" name=\"Imagem 125\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>C\u00e1lculo do <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>comprimento de onda <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_e65d85fd.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> dessas ondas que possuem <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>frequ\u00eancia de f = 4,0 Hz <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>e se <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>propagam<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> com <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>velocidade de V = 2,0 m\/s <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 126\" align=\"BOTTOM\" border=\"0\" \/> V = <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_e65d85fd.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>.f <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 127\" align=\"BOTTOM\" border=\"0\" \/> <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>2 = <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_ade3bdd4.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>D<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>2<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> = D <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 129\" align=\"BOTTOM\" border=\"0\" \/> d<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>1<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> = 2, 8 m <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 130\" align=\"BOTTOM\" border=\"0\" \/> <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_ad1280ca.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 131\" align=\"BOTTOM\" border=\"0\" \/><img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_11852162.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>para que D seja m\u00ednimo n = 1 <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 132\" align=\"BOTTOM\" border=\"0\" \/> d<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>2<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b> \u2013 d<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b>1<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b> = (2n).<\/b><\/span><\/span><\/span><\/p>\n<p><img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_10fec8e6.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><span style=\"color: #0000cc;\"> <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 133\" align=\"BOTTOM\" border=\"0\" \/> <\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>D \u2013 2,8 = (2.1).<img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_8d4744f0.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: x-large;\"><b> <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 134\" align=\"BOTTOM\" border=\"0\" \/> <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>D = 2,8 + 2.0,25 <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 135\" align=\"BOTTOM\" border=\"0\" \/><\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> D = 3,3 m<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>R- E<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">11- <\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\">Equa\u00e7\u00e3o Fotoel\u00e9trica de Einstein<\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2c1b21d4.png\" alt=\"\" width=\"774\" height=\"164\" name=\"Imagem 136\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b><br \/>\n<\/b><\/span><\/span><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_47d114e8.png\" alt=\"\" width=\"165\" height=\"138\" name=\"Imagem 2\" align=\"LEFT\" border=\"0\" hspace=\"6\" \/><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Da equa\u00e7\u00e3o W = h.f \u00a0<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_8645440a.png\" alt=\"\" width=\"16\" height=\"13\" name=\"Imagem 138\" align=\"BOTTOM\" border=\"0\" \/> \u00a0f<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0= W\/h\u00a0<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_8645440a.png\" alt=\"\" width=\"16\" height=\"13\" name=\"Imagem 139\" align=\"BOTTOM\" border=\"0\" \/>\u00a0 f<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0\u00e9 a frequ\u00eancia m\u00ednima (frequ\u00eancia de corte) a partir da qual os el\u00e9trons s\u00e3o extra\u00eddos do metal.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Assim, nenhum el\u00e9tron \u00e9 emitido pelo metal enquanto a frequ\u00eancia da luz (f\u00f3tons) incidente n\u00e3o ultrapassar um certo limite de frequ\u00eancia, denominada frequ\u00eancia de corte (f<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>).<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>f<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0= <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_7dbea0e5.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b> <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 140\" align=\"BOTTOM\" border=\"0\" \/> <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>f<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> =<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b> <img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_734fa1ab.gif\" alt=\"\" align=\"ABSMIDDLE\" hspace=\"8\" \/><\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: large;\"><b> <img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_2bf3cdba.png\" alt=\"\" width=\"24\" height=\"14\" name=\"Imagem 141\" align=\"BOTTOM\" border=\"0\" \/> <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>f<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> = 1,49 H<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>z<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>R- C<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">12- <\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>A lupa \u00e9 uma lente convergente e todos os raios de luz que incidem paralelamente ao eixo principal (caso do sol a pino) emergem da lente convergindo para o foco f. Assim, no caso do exerc\u00edcio, f = h.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Veja <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>a constru\u00e7\u00e3o geom\u00e9trica da imagem <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>em uma lupa <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>(lente convergente) em que o objeto tem que estar entre f<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b> = f = h e O. <\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_ab0a4a4f.png\" alt=\"\" width=\"775\" height=\"364\" name=\"Imagem 142\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Natureza\u00a0<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_547fd84f.png\" alt=\"\" width=\"25\" height=\"11\" name=\"Imagem 143\" align=\"BOTTOM\" border=\"0\" \/>\u00a0Virtual\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>(obtida no\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>cruzamento dos prolongamentos\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>dos raios luminosos).<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Localiza\u00e7\u00e3o\u00a0<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_547fd84f.png\" alt=\"\" width=\"25\" height=\"11\" name=\"Imagem 144\" align=\"BOTTOM\" border=\"0\" \/>\u00a0Antes de fo<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>Tamanho e orienta\u00e7\u00e3o\u00a0<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_547fd84f.png\" alt=\"\" width=\"25\" height=\"11\" name=\"Imagem 145\" align=\"BOTTOM\" border=\"0\" \/>\u00a0maior\u00a0que o objeto e\u00a0direita\u00a0em rela\u00e7\u00e3o a ele.<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_6435c3ad.png\" alt=\"\" width=\"774\" height=\"138\" name=\"Imagem 146\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>R- D<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">13- <\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_7e33f2cd.png\" alt=\"\" width=\"775\" height=\"137\" name=\"Imagem 147\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>R- B<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: large;\">14- <\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_199b0795.png\" alt=\"\" width=\"593\" height=\"28\" name=\"Imagem 148\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>No\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>interior do solenoide\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>o\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>campo magn\u00e9tico \u00e9 praticamente uniforme\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>e\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>sua intensidade \u00e9 constante e vale:<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_3d5b00cc.png\" alt=\"\" width=\"774\" height=\"195\" name=\"Imagem 149\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #c00000;\">\u00a0<span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>A\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>express\u00e3o acima \u00e9 v\u00e1lida para solenoides sem n\u00facleo e,<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>\u00a0se voc\u00ea colocar no\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>interior\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>do <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>solenoide<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_f67bc88e.png\" alt=\"\" width=\"775\" height=\"180\" name=\"Imagem 150\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>um\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>n\u00facleo de material ferromagn\u00e9tico,\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>a\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>intensidade do campo magn\u00e9tico\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>gerado fica\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial,serif;\"><span style=\"font-size: medium;\"><b>muito aumentada ele ser\u00e1 um eletro\u00edm\u00e3 (im\u00e3 muito possante). \u00a0<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2017\/fgv\/i_9f8e382f806ff793_html_f57b9325.png\" alt=\"\" width=\"775\" height=\"57\" name=\"Imagem 151\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #ff0000;\"><span style=\"font-family: Arial Black,serif;\"><span style=\"font-size: medium;\"><b>R &#8211; B<\/b><\/span><\/span><\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><a title=\"FGV 2017\" href=\"http:\/\/fisicaevestibular.com.br\/novo\/universidades-2017\/fgv-2017\/\"><span style=\"color: #000080;\">Voltar para os exerc\u00edcios<\/span><\/a><\/h3>\n","protected":false},"excerpt":{"rendered":"<p>Resolu\u00e7\u00e3o comentada das quest\u00f5es de F\u00edsica (ECONOMIA) da Funda\u00e7\u00e3o Get\u00falio Vargas (FGV-SP) 2017 01- As alternativas (A) e (B) est\u00e3o erradas, pois o gr\u00e1fico Sxt fornece apenas a posi\u00e7\u00e3o do m\u00f3vel em cada instante, independente da trajet\u00f3ria do mesmo. Pelo enunciado o trecho C n\u00e3o \u00e9 arco de par\u00e1bola (reta) o que significa que nesse trecho o m\u00f3vel est\u00e1 em<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2723,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-2725","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2725","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/comments?post=2725"}],"version-history":[{"count":1,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2725\/revisions"}],"predecessor-version":[{"id":2726,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2725\/revisions\/2726"}],"up":[{"embeddable":true,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2723"}],"wp:attachment":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/media?parent=2725"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}